About HTTP/2's server push

Original article contained only this link:

• https://www.smashingmagazine.com/2017/04/guide-http2-server-push/

EDIT:

I do not advise use of ServerPush, here are some other articles that made me come to this conclusion.

• HTTP/2 push is tougher than I thought
• HTTP/2 Push is dead
• Intent to Remove: HTTP/2 and gQUIC server push